Extragalactic nebula
河外星云; 河外星系
🧩 词语组成解析
a. [天](位于或来自于)银河系外的
nebula
[['nebjulə]]
n. 星云, 角膜云翳\\n[医] 薄翳; 角膜翳, 角膜云翳; 喷雾剂
🗣️ 情景例句
He made up his mind to give up smoking.
他下决心戒烟。
He has the advantage of a new set of clubs and has played everyday.
他拥有新的球杆，所以有利，何况他每天都在练习。
What's the time?
几点了？